Monthly Archives: March 2010

DXCC

Posted on March 26, 2010 by j0n

Recently I’ve got more time to operate radio, so I’ve been working on my DXCC totals.  Its becoming very, very addictive.  For various reasons, my Antenna isn’t exactly a work of art.  It is a 7m long piece of wire … Continue reading →

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The “sound” of Mars Express

Posted on March 25, 2010 by j0n

Well, not quite, but you will understand when you read this. Bertrand, F5PL, recorded the tone of the Radio Carrier from Mars Express as it approached Phobos. Great work from an “Amateur”.

Posted in Amateur Radio, Technology, Utility Listening | Leave a comment

Trust no one.

Posted on March 11, 2010 by j0n

Great videos on how one can capture data that is unintentionally transmitted by interconnecting cables. The receiver used is a Software Defined Radio, specifically the Ettus Research USRP. The software is based on the GNU Radio suite.

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Linux distro timeline

Posted on March 5, 2010 by j0n

…is available here. And I feel old looking at it.

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Botnets and Ham Radio

Posted on March 4, 2010 by j0n

This is a very funny post from Jeff, KE9V. Dmetry and Olaf walked into a dimly lit tavern and selected a booth far in the back where they could not be easily overhead. Dmetry was a hulking 300 lbs man … Continue reading →

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IPv6 and aprs.fi

Posted on March 4, 2010 by j0n

Recently, Hessu, OH7LZB, began the process of migrating his service to IPv6.  While he isn’t finished (AAAA still to be added) ipv6.aprs.fi is up and running and usable today.

Posted in Amateur Radio, APRS, AX25, Computing, IPv6 | Leave a comment

2009 DCC Videos available

Posted on March 3, 2010 by j0n

ARVN has just released a set of DVDs covering the presentations at the TAPR DCC. I was at the DCC last September and purchased some DVDs from Gary and I found them good viewing quality, and, being the DCC, excellent … Continue reading →

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Cool USB Device Charger

Posted on March 3, 2010 by j0n

From Jameco Electronics

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Workshop Humour

Posted on March 3, 2010 by j0n

Bill Meara on whether black holes exist in workshops? Followed by a (very funny) explanation of what various tools are used for.

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Adjust your watch..

Posted on March 3, 2010 by j0n

The Feb. 27 magnitude 8.8 earthquake in Chile may have shortened the length of each Earth day. JPL research scientist Richard Gross computed how Earth’s rotation should have changed as a result of the Feb. 27 quake. Using a complex … Continue reading →

Posted in Amateur Radio, General, Utility Listening | 1 Comment